package com.hh.demo.service;

import com.hh.demo.domain.Course;
import com.baomidou.mybatisplus.service.IService;
import com.hh.demo.dto.CourseDto;
import com.hh.demo.vo.CourseDetailVo;
import com.hh.demo.vo.CourserOrderVo;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author goeun
 * @since 2022-07-20
 */
public interface ICourseService extends IService<Course> {

    void mySave(CourseDto courseDto);

    void onLineCourse(Long courseId);

    void offLineCourse(Long courseId);

    CourseDetailVo getCourseDetail(Long courseId);

    CourserOrderVo courserOrderVo(String courseIds);
}
